18691204

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6481}}^1$

素因数の和:6595

約数の個数: 24

約数和(自身を含む): 37751168

約数和(自身を除く): 19059964

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 6481, 12962, 25924, 45367, 90734, 181468, 667543, 1335086, 2670172, 4672801, 9345602, 18691204]

約数ペア:

[(1, 18691204), (2, 9345602), (4, 4672801), (7, 2670172), (14, 1335086), (28, 667543), (103, 181468), (206, 90734), (412, 45367), (721, 25924), (1442, 12962), (2884, 6481)]